Class 40：Treatment of materials
Class 40 is about “Treatment of materials”.
Below are the contents for class 40 of trademark classifications.
・Treatment of materials
Trademark Registration Office in Japan
Patent Attorney：Hiroshi Oogai
Address：304 BUREX Hirakawacho 1-5-15, Hirakawa-cho,
Chiyoda-ku, Tokyo, Japan
Phone：＋81-3-4570-0792
Mail：contact @ trademark-registration-japan.com
